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Viking Type 9
Part of Viking sounding rocket Family
American sounding rocket. Increased-diameter version of the basic Viking.

AKA: RTV-N-12a; Viking Model II. Status: Retired 1957. First Launch: 1952-06-06. Last Launch: 1957-05-01. Number: 7 . Payload: 450 kg (990 lb). Thrust: 93.00 kN (20,907 lbf). Gross mass: 6,800 kg (14,900 lb). Height: 12.80 m (41.90 ft). Diameter: 1.14 m (3.74 ft). Span: 4.07 m (13.34 ft). Apogee: 250 km (150 mi).

Vikings 1 to 7 were Model 1 versions, 583" x 32" x 110", capable of reaching 168 km. Subsequent Vikings were Model 2 or Type 9 versions, 583" x 45" x 160", capable of reaching 252 km.

Payload: 450 kg (990 lb) to a 250 km altitude.

Country: USA. Launch Sites: White Sands LC33, White Sands, Cape Canaveral, Cape Canaveral LC18A. Stages: Viking Type 9-1. Agency: Martin.



1952 June 6 - . 17:30 GMT - . Launch Site: White Sands. Launch Complex: White Sands LC33. Launch Pad: NLA. LV Family: Viking sounding rocket. Launch Vehicle: Viking Type 9. FAILURE: Failed on static firing. Accidentally launched during ground test..
  • Viking 8 test - . Nation: USA. Agency: USN. Apogee: 6.00 km (3.70 mi). Surge in thrust ripped rocket from the two bolts holding it to the pad and it flew horizontally across the launch site. Reached 6 km..

1952 December 15 - . 21:38 GMT - . Launch Site: White Sands. Launch Complex: White Sands LC33. Launch Pad: NLA. LV Family: Viking sounding rocket. Launch Vehicle: Viking Type 9.
  • Viking 9 Solar mission - . Nation: USA. Agency: USN. Apogee: 217 km (134 mi). Solar and cosmic radiation; photography research. Ran out of fuel. Launched at 1438 local time. Reached 219 km..

1954 May 7 - . 17:00 GMT - . Launch Site: White Sands. Launch Complex: White Sands LC33. Launch Pad: NLA. LV Family: Viking sounding rocket. Launch Vehicle: Viking Type 9.
  • Viking 10 Aeronomy/Ionosphere mission - . Nation: USA. Agency: USN. Apogee: 219 km (136 mi). Check power plant, controls, performance, and skin temperatures; upper-air pressure, density, winds, ionisation; cosmic rays; photography research. Launched at 1000 local time. Reached 219 km..

1954 May 24 - . 17:00 GMT - . Launch Site: White Sands. Launch Complex: White Sands LC33. Launch Pad: NLA. LV Family: Viking sounding rocket. Launch Vehicle: Viking Type 9.
  • Viking 11 re-entry vehicle test flight - . Nation: USA. Agency: USN. Apogee: 254 km (157 mi). Re-entry nose-cone heat transfer experiment; photography research. Launched at 1000 local time. Reached 254 km. The rocket was turned by 180 degrees at apogee and the nose cone separated, diving back down into the atmosphere..

1955 February 4 - . 21:55 GMT - . Launch Site: White Sands. Launch Complex: White Sands LC33. Launch Pad: NLA. LV Family: Viking sounding rocket. Launch Vehicle: Viking Type 9.
  • Viking 12 re-entry vehicle test flight - . Nation: USA. Agency: USN. Apogee: 231 km (143 mi). Re-entry nose-cone heat transfer experiment; photography; atmosphere research. Launched at 1455 local time. Reached 232 km..

1956 December 8 - . 06:03 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC18A. Launch Pad: LC18A. LV Family: Viking sounding rocket. Launch Vehicle: Viking Type 9.
  • Vanguard TV0 test - . Nation: USA. Agency: USN. Apogee: 204 km (126 mi).

    First Vanguard test; re-entry studies; not a vertical firing. Launched at 0103 local time. First test rocket in the IGY-U.S. satellite program, a one-stage NRL Viking, attained an altitude of 176 km and a speed of 6,400 kph. Viking No. 13 carried a "minitrack" radio transmitter which was ejected at 80 km and tracked.


1957 May 1 - . 06:29 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC18A. Launch Pad: LC18A. LV Family: Viking sounding rocket. Launch Vehicle: Viking Type 9.
  • Vanguard TV1 test - . Nation: USA. Agency: USN. Apogee: 195 km (121 mi). Test of Vanguard third-stage separation and firing at altitude.Launched at 0129 local time..


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